Report of U. S. National Museum, 1897. — Flint. 



Plate 44. 



Fig. 1. MILIOLINA CIRCULARIS Bornemann. See page 298. 



Fig. 2. MILIOLINA VENUSTA Karrer. see Page 298. 



Fig. 3. MILIOLINA TRIGONULA Lamarck, see Page 298. 



a. Transverse Sec*ion. 



Fig. 4. MILIOLINA TRICARINATA d'Orbigny. See page 298. 



Fig. 5. MILIOLINA VALVULARIS REUSS. See Page 299. 



Fig. 6. MILIOLINA SUBROTUNDA Montagu. See page 299. 



